#1B2672#1B2672

#1B2672 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.4% C 0.130 H 270.5°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#1B2672
RGB	rgb(27, 38, 114)
HSL	hsl(232, 62%, 28%)
HSV	hsv(232, 76%, 45%)
CMYK	cmyk(76.3%, 66.7%, 0%, 55.3%)
CIE-LAB	lab(19.37, 24.07, -45.10)
CIE-LCH	lch(19.37, 51.12, 298.09°)
OKLab	oklab(31.44% 0.001 -0.1303)
OKLCH	oklch(31.44% 0.13 270.5)
XYZ	xyz(4.1813, 2.8337, 16.2429)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B2672 #72671B

analogous

#1B5172 #1B2672 #3C1B72

triadic

#1B2672 #721B26 #26721B

tetradic

#1B2672 #721B51 #72671B #1B723C

square

#1B2672 #721B51 #72671B #1B723C

split-complementary

#1B2672 #723C1B #51721B

monochromatic

#060819 #0F1641 #1B2672 #2736A3 #384BD0

Accessibility & contrast

On white

13.40

#1B2672 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#1B2672 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B2672

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B2672	#FFFFFF	#000000	##FFFFFF
##1B2672	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003374

Deuteranopia (green-blind)

#002B71

Tritanopia (blue-blind)

#003A48

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1b2672;
/* rgb */ color: rgb(27, 38, 114);
/* oklch */ color: oklch(31.4% 0.130 270.5);

Tailwind

colors: {
  custom: {
    50: '#66609b',
    500: '#1b2672',
    950: '#000000',
  },
}

SCSS

$custom: #1b2672;
$custom-light: #66609b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b2672",
  "rgb": {
    "r": 27,
    "g": 38,
    "b": 114
  },
  "hsl": {
    "h": 232.414,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.31443,
    "c": 0.13032,
    "h": 270.5
  },
  "luminance": 0.02834
}

Semantic roles & 50–950 ramp

primary

#1B2672

secondary

#A79A42

accent

#D043E5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1B2672

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →